While designed as a specific replacement for Rheem and Ruud equipment

the contacts are rated for 30VDC at 10A

maintaining identical port sizes and technical specifications for a direct fit

Verify that the 120V signal is reaching the ignitor during the trial-for-ignition period

Compact Footprint: Narrow blade-style construction maximizes DIN rail space in crowded enclosures

Lennox 65W49 Pressure Switch While designed as a specificThe Lennox 65W49 Pressure Switch is a critical safety component calibrated to . 60" WC (water column) for precise inducer motor monitoring and combustion air verification. As a genuine Lennox OEM replacement part, this SPST (Single Pole Single Throw) switch ensures seamless integration with furnace control boards, preventing ignition if proper venting pressure isn't maintained. Featuring a standard 1 4" barb connection, it offers a secure fit for